Alienware dipped its little green toes into the wireless headset market for the first time this year with impressive results. The AW 988 is a premium device that delivers on its promises, but there’s some room for improvement. The AW 988 leaps onto the scene with 7.1 surround sound, decent drivers, and enough clever design decisions to merit it a place towards the head of the pack. Before we get too far, however, let’s talk about this thing’s nuts and bolts. Drivers: 2 X 40mm Connectivity: 2.4 GHz wireless, 3.5mm audio jack Frequency response: 20 Hz to 20 KHz SPL:…